Appliance knob



FIG. 1 is a front perspective view of an appliance knob showing our new design;

FIG. 2 is a front elevation view of the appliance knob of FIG. 1;

FIG. 3 is a rear elevation view of the appliance knob of FIG. 1;

FIG. 4 is a top plan view of the appliance knob of FIG. 1;

FIG. 5 is a bottom plan view of the appliance knob of FIG. 1; and,

FIG. 6 is a first side elevation view of the appliance knob of FIG. 1, with the second side elevation view being a mirror image of the first side elevation view.

The features shown in broken lines depict environmental subject matter only and form no part of the claimed design. 

We claim the ornamental design for an appliance knob, as shown and described. 